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-rw-r--r--src/CdStream.h1
-rw-r--r--src/Streaming.cpp319
-rw-r--r--src/Streaming.h77
-rw-r--r--src/config.h5
-rw-r--r--src/entities/Building.cpp2
-rw-r--r--src/render/Renderer.cpp2
6 files changed, 388 insertions, 18 deletions
diff --git a/src/CdStream.h b/src/CdStream.h
index 80c7874f..55507aa8 100644
--- a/src/CdStream.h
+++ b/src/CdStream.h
@@ -1,6 +1,5 @@
#pragma once
-#define MAX_CDIMAGES 8
#define CDSTREAM_SECTOR_SIZE 2048
#define _GET_INDEX(a) (a >> 24)
diff --git a/src/Streaming.cpp b/src/Streaming.cpp
index c090ef82..fa0710ea 100644
--- a/src/Streaming.cpp
+++ b/src/Streaming.cpp
@@ -1,10 +1,61 @@
#include "common.h"
#include "patcher.h"
+#include "ModelInfo.h"
+#include "TxdStore.h"
+#include "Pools.h"
+#include "Directory.h"
+#include "RwHelper.h"
+#include "Entity.h"
+#include "FileMgr.h"
+#include "CdStream.h"
#include "Streaming.h"
+/*
+CStreaming::ms_channelError 0x880DB8
+CStreaming::ms_lastVehicleDeleted 0x95CBF8
+*/
+
bool &CStreaming::ms_disableStreaming = *(bool*)0x95CD6E;
+bool &CStreaming::ms_bLoadingBigModel = *(bool*)0x95CDB0;
int32 &CStreaming::ms_numModelsRequested = *(int32*)0x8E2C10;
CStreamingInfo *CStreaming::ms_aInfoForModel = (CStreamingInfo*)0x6C7088;
+CStreamingInfo &CStreaming::ms_startLoadedList = *(CStreamingInfo*)0x942F60;
+CStreamingInfo &CStreaming::ms_endLoadedList = *(CStreamingInfo*)0x8F1AC0;
+CStreamingInfo &CStreaming::ms_startRequestedList = *(CStreamingInfo*)0x8F1B3C;
+CStreamingInfo &CStreaming::ms_endRequestedList = *(CStreamingInfo*)0x940738;
+int32 &CStreaming::ms_oldSectorX = *(int32*)0x8F2C84;
+int32 &CStreaming::ms_oldSectorY = *(int32*)0x8F2C88;
+uint32 &CStreaming::ms_streamingBufferSize = *(uint32*)0x942FB0;
+uint8 **CStreaming::ms_pStreamingBuffer = (uint8**)0x87F818;
+int32 &CStreaming::ms_memoryUsed = *(int32*)0x940568;
+CStreamingChannel *CStreaming::ms_channel = (CStreamingChannel*)0x727EE0;
+int32 &CStreaming::ms_numVehiclesLoaded = *(int32*)0x8F2C80;
+int32 *CStreaming::ms_vehiclesLoaded = (int32*)0x773560;
+CDirectory *&CStreaming::ms_pExtraObjectsDir = *(CDirectory**)0x95CB90;
+int32 &CStreaming::ms_numPriorityRequests = *(int32*)0x8F31C4;
+bool &CStreaming::ms_hasLoadedLODs = *(bool*)0x95CD47;
+int32 &CStreaming::ms_currentPedGrp = *(int32*)0x8F2BBC;
+int32 CStreaming::ms_currentPedLoading;
+int32 CStreaming::ms_lastCullZone;
+uint16 &CStreaming::ms_loadedGangs = *(uint16*)0x95CC60;
+int32 *CStreaming::ms_imageOffsets = (int32*)0x6E60A0;
+int32 &CStreaming::ms_lastImageRead = *(int32*)0x880E2C;
+int32 &CStreaming::ms_imageSize = *(int32*)0x8F1A34;
+int32 &CStreaming::ms_memoryAvailable = *(int32*)0x880F8C;
+
+int32 &desiredNumVehiclesLoaded = *(int32*)0x5EC194;
+
+CEntity *&pIslandLODindustEntity = *(CEntity**)0x6212DC;
+CEntity *&pIslandLODcomIndEntity = *(CEntity**)0x6212E0;
+CEntity *&pIslandLODcomSubEntity = *(CEntity**)0x6212E4;
+CEntity *&pIslandLODsubIndEntity = *(CEntity**)0x6212E8;
+CEntity *&pIslandLODsubComEntity = *(CEntity**)0x6212EC;
+int32 &islandLODindust = *(int32*)0x6212C8;
+int32 &islandLODcomInd = *(int32*)0x6212CC;
+int32 &islandLODcomSub = *(int32*)0x6212D0;
+int32 &islandLODsubInd = *(int32*)0x6212D4;
+int32 &islandLODsubCom = *(int32*)0x6212D8;
+
WRAPPER void CStreaming::RemoveModel(int32 id) { EAXJMP(0x408830); }
WRAPPER void CStreaming::RequestModel(int32 model, int32 flags) { EAXJMP(0x407EA0); }
@@ -12,6 +63,223 @@ WRAPPER void CStreaming::RequestModel(int32 model, int32 flags) { EAXJMP(0x407EA
WRAPPER void CStreaming::MakeSpaceFor(int32 size) { EAXJMP(0x409B70); }
void
+CStreaming::Init(void)
+{
+ int i;
+
+ for(i = 0; i < NUMSTREAMINFO; i++){
+ ms_aInfoForModel[i].m_loadState = STREAMSTATE_NOTLOADED;
+ ms_aInfoForModel[i].m_next = nil;
+ ms_aInfoForModel[i].m_prev = nil;
+ ms_aInfoForModel[i].m_nextID = -1;
+ ms_aInfoForModel[i].m_size = 0;
+ ms_aInfoForModel[i].m_position = 0;
+ }
+
+ // init lists
+
+ ms_startLoadedList.m_next = &ms_endLoadedList;
+ ms_startLoadedList.m_prev = nil;
+ ms_endLoadedList.m_prev = &ms_startLoadedList;
+ ms_endLoadedList.m_next = nil;
+
+ ms_startRequestedList.m_next = &ms_endRequestedList;
+ ms_startRequestedList.m_prev = nil;
+ ms_endRequestedList.m_prev = &ms_startRequestedList;
+ ms_endRequestedList.m_next = nil;
+
+ // init misc
+
+ ms_oldSectorX = 0;
+ ms_oldSectorY = 0;
+ ms_streamingBufferSize = 0;
+ ms_disableStreaming = false;
+ ms_memoryUsed = 0;
+ ms_bLoadingBigModel = false;
+
+ // init channels
+
+ ms_channel[0].state = CHANNELSTATE_0;
+ ms_channel[1].state = CHANNELSTATE_0;
+ for(i = 0; i < 4; i++){
+ ms_channel[0].modelIds[i] = -1;
+ ms_channel[0].offsets[i] = -1;
+ ms_channel[1].modelIds[i] = -1;
+ ms_channel[1].offsets[i] = -1;
+ }
+
+ // init stream info, mark things that are already loaded
+
+ for(i = 0; i < MODELINFOSIZE; i++){
+ CBaseModelInfo *mi = CModelInfo::GetModelInfo(i);
+ if(mi && mi->GetRwObject()){
+ ms_aInfoForModel[i + STREAM_OFFSET_MODEL].m_loadState = STREAMSTATE_LOADED;
+ ms_aInfoForModel[i + STREAM_OFFSET_MODEL].m_flags = STREAMFLAGS_DONT_REMOVE;
+ if(mi->IsSimple())
+ ((CSimpleModelInfo*)mi)->m_alpha = 255;
+ }
+ }
+
+ for(i = 0; i < TXDSTORESIZE; i++)
+ if(CTxdStore::GetSlot(i) && CTxdStore::GetSlot(i)->texDict)
+ ms_aInfoForModel[i + STREAM_OFFSET_TXD].m_loadState = STREAMSTATE_LOADED;
+
+
+ for(i = 0; i < MAXVEHICLESLOADED; i++)
+ ms_vehiclesLoaded[i] = -1;
+ ms_numVehiclesLoaded = 0;
+
+ ms_pExtraObjectsDir = new CDirectory(EXTRADIRSIZE);
+ ms_numPriorityRequests = 0;
+ ms_hasLoadedLODs = true;
+ ms_currentPedGrp = -1;
+ ms_lastCullZone = -1; // unused because RemoveModelsNotVisibleFromCullzone is gone
+ ms_loadedGangs = 0;
+ ms_currentPedLoading = 8; // unused, whatever it is
+
+ LoadCdDirectory();
+
+ // allocate streaming buffers
+ if(ms_streamingBufferSize & 1) ms_streamingBufferSize++;
+ ms_pStreamingBuffer[0] = (uint8*)RwMallocAlign(ms_streamingBufferSize*CDSTREAM_SECTOR_SIZE, CDSTREAM_SECTOR_SIZE);
+ ms_streamingBufferSize /= 2;
+ ms_pStreamingBuffer[1] = ms_pStreamingBuffer[0] + ms_streamingBufferSize*CDSTREAM_SECTOR_SIZE;
+ debug("Streaming buffer size is %d sectors", ms_streamingBufferSize);
+
+ // PC only, figure out how much memory we got
+#define MB (1024*1024)
+ extern DWORD &_dwMemAvailPhys;
+ ms_memoryAvailable = (_dwMemAvailPhys - 10*MB)/2;
+ if(ms_memoryAvailable < 50*MB)
+ ms_memoryAvailable = 50*MB;
+ desiredNumVehiclesLoaded = (ms_memoryAvailable/MB - 50)/3 + 12;
+ if(desiredNumVehiclesLoaded > MAXVEHICLESLOADED)
+ desiredNumVehiclesLoaded = MAXVEHICLESLOADED;
+ debug("Memory allocated to Streaming is %dMB", ms_memoryAvailable/MB);
+#undef MB
+
+ // find island LODs
+
+ pIslandLODindustEntity = nil;
+ pIslandLODcomIndEntity = nil;
+ pIslandLODcomSubEntity = nil;
+ pIslandLODsubIndEntity = nil;
+ pIslandLODsubComEntity = nil;
+ islandLODindust = -1;
+ islandLODcomInd = -1;
+ islandLODcomSub = -1;
+ islandLODsubInd = -1;
+ islandLODsubCom = -1;
+ CModelInfo::GetModelInfo("IslandLODInd", &islandLODindust);
+ CModelInfo::GetModelInfo("IslandLODcomIND", &islandLODcomInd);
+ CModelInfo::GetModelInfo("IslandLODcomSUB", &islandLODcomSub);
+ CModelInfo::GetModelInfo("IslandLODsubIND", &islandLODsubInd);
+ CModelInfo::GetModelInfo("IslandLODsubCOM", &islandLODsubCom);
+
+ for(i = 0; i < CPools::GetBuildingPool()->GetSize(); i++){
+ CBuilding *building = CPools::GetBuildingPool()->GetSlot(i);
+ if(building == nil)
+ continue;
+ if(building->GetModelIndex() == islandLODindust) pIslandLODindustEntity = building;
+ if(building->GetModelIndex() == islandLODcomInd) pIslandLODcomIndEntity = building;
+ if(building->GetModelIndex() == islandLODcomSub) pIslandLODcomSubEntity = building;
+ if(building->GetModelIndex() == islandLODsubInd) pIslandLODsubIndEntity = building;
+ if(building->GetModelIndex() == islandLODsubCom) pIslandLODsubComEntity = building;
+ }
+}
+
+void
+CStreaming::Shutdown(void)
+{
+ RwFreeAlign(ms_pStreamingBuffer[0]);
+ ms_streamingBufferSize = 0;
+ if(ms_pExtraObjectsDir)
+ delete ms_pExtraObjectsDir;
+}
+
+void
+CStreaming::LoadCdDirectory(void)
+{
+ char dirname[132];
+ int i;
+
+ // PC specific stuff
+ ms_imageOffsets[0] = 0;
+ for(i = 1; i < NUMCDIMAGES; i++)
+ ms_imageOffsets[i] = -1;
+ ms_imageSize = GetGTA3ImgSize();
+
+ i = CdStreamGetNumImages();
+ while(i-- >= 1){
+ strcpy(dirname, CdStreamGetImageName(i));
+ strncpy(strrchr(dirname, '.') + 1, "DIR", 3);
+ LoadCdDirectory(dirname, i);
+ }
+
+ ms_lastImageRead = 0;
+ ms_imageSize /= CDSTREAM_SECTOR_SIZE;
+}
+
+void
+CStreaming::LoadCdDirectory(const char *dirname, int n)
+{
+ int fd, lastID, imgSelector;
+ int modelId, txdId;
+ uint32 posn, size;
+ CDirectory::DirectoryInfo direntry;
+ char *dot;
+
+ lastID = -1;
+ fd = CFileMgr::OpenFile(dirname, "rb");
+ assert(fd > 0);
+
+ imgSelector = n<<24;
+ assert(sizeof(direntry) == 32);
+ while(CFileMgr::Read(fd, (char*)&direntry, sizeof(direntry))){
+ dot = strchr(direntry.name, '.');
+ if(dot) *dot = '\0';
+ if(direntry.size > ms_streamingBufferSize)
+ ms_streamingBufferSize = direntry.size;
+
+ if(strcmp(dot+1, "DFF") == 0 || strcmp(dot+1, "dff") == 0){
+ if(CModelInfo::GetModelInfo(direntry.name, &modelId)){
+ if(ms_aInfoForModel[modelId + STREAM_OFFSET_MODEL].GetCdPosnAndSize(posn, size)){
+ debug("%s appears more than once in %s\n", direntry.name, dirname);
+ lastID = -1;
+ }else{
+ direntry.offset |= imgSelector;
+ ms_aInfoForModel[modelId + STREAM_OFFSET_MODEL].SetCdPosnAndSize(direntry.offset, direntry.size);
+ if(lastID != -1)
+ ms_aInfoForModel[lastID].m_nextID = modelId + STREAM_OFFSET_MODEL;
+ lastID = modelId + STREAM_OFFSET_MODEL;
+ }
+ }else{
+ // BUG: doesn't remember which cdimage this was in
+ ms_pExtraObjectsDir->AddItem(direntry);
+ lastID = -1;
+ }
+ }else if(strcmp(dot+1, "TXD") == 0 || strcmp(dot+1, "txd") == 0){
+ txdId = CTxdStore::FindTxdSlot(direntry.name);
+ if(txdId == -1)
+ txdId = CTxdStore::AddTxdSlot(direntry.name);
+ if(ms_aInfoForModel[txdId + STREAM_OFFSET_TXD].GetCdPosnAndSize(posn, size)){
+ debug("%s appears more than once in %s\n", direntry.name, dirname);
+ lastID = -1;
+ }else{
+ direntry.offset |= imgSelector;
+ ms_aInfoForModel[txdId + STREAM_OFFSET_TXD].SetCdPosnAndSize(direntry.offset, direntry.size);
+ if(lastID != -1)
+ ms_aInfoForModel[lastID].m_nextID = txdId + STREAM_OFFSET_TXD;
+ lastID = txdId + STREAM_OFFSET_TXD;
+ }
+ }else
+ lastID = -1;
+ }
+
+ CFileMgr::CloseFile(fd);
+}
+
+void
CStreaming::ImGonnaUseStreamingMemory(void)
{
}
@@ -26,3 +294,54 @@ void
CStreaming::UpdateMemoryUsed(void)
{
}
+
+
+
+bool
+CStreamingInfo::GetCdPosnAndSize(uint32 &posn, uint32 &size)
+{
+ if(m_size == 0)
+ return false;
+ posn = m_position;
+ size = m_size;
+ return true;
+}
+
+void
+CStreamingInfo::SetCdPosnAndSize(uint32 posn, uint32 size)
+{
+ m_position = posn;
+ m_size = size;
+}
+
+void
+CStreamingInfo::AddToList(CStreamingInfo *link)
+{
+ // Insert this after link
+ m_next = link->m_next;
+ m_prev = link;
+ link->m_next = this;
+ m_next->m_prev = this;
+}
+
+void
+CStreamingInfo::RemoveFromList(void)
+{
+ m_next->m_prev = m_prev;
+ m_prev->m_next = m_next;
+ m_next = nil;
+ m_prev = nil;
+}
+
+STARTPATCHES
+ InjectHook(0x406430, CStreaming::Init, PATCH_JUMP);
+ InjectHook(0x406C80, CStreaming::Shutdown, PATCH_JUMP);
+ InjectHook(0x406CC0, (void (*)(void))CStreaming::LoadCdDirectory, PATCH_JUMP);
+ InjectHook(0x406DA0, (void (*)(const char*, int))CStreaming::LoadCdDirectory, PATCH_JUMP);
+
+ InjectHook(0x4063E0, &CStreamingInfo::GetCdPosnAndSize, PATCH_JUMP);
+ InjectHook(0x406410, &CStreamingInfo::SetCdPosnAndSize, PATCH_JUMP);
+ InjectHook(0x4063D0, &CStreamingInfo::GetCdSize, PATCH_JUMP);
+ InjectHook(0x406380, &CStreamingInfo::AddToList, PATCH_JUMP);
+ InjectHook(0x4063A0, &CStreamingInfo::RemoveFromList, PATCH_JUMP);
+ENDPATCHES
diff --git a/src/Streaming.h b/src/Streaming.h
index 18128cff..f31faf9c 100644
--- a/src/Streaming.h
+++ b/src/Streaming.h
@@ -8,20 +8,25 @@ enum {
enum StreamFlags
{
- STREAM_DONT_REMOVE = 0x01,
- STREAM_SCRIPTOWNED = 0x02,
- STREAM_DEPENDENCY = 0x04,
- STREAM_PRIORITY = 0x08,
- STREAM_NOFADE = 0x10,
+ STREAMFLAGS_DONT_REMOVE = 0x01,
+ STREAMFLAGS_SCRIPTOWNED = 0x02,
+ STREAMFLAGS_DEPENDENCY = 0x04,
+ STREAMFLAGS_PRIORITY = 0x08,
+ STREAMFLAGS_NOFADE = 0x10,
};
enum StreamLoadState
{
- STREAM_NOTLOADED = 0,
- STREAM_LOADED = 1,
- STREAM_INQUEUE = 2,
- STREAM_READING = 3, // what is this?
- STREAM_BIGFILE = 4,
+ STREAMSTATE_NOTLOADED = 0,
+ STREAMSTATE_LOADED = 1,
+ STREAMSTATE_INQUEUE = 2,
+ STREAMSTATE_READING = 3, // what is this?
+ STREAMSTATE_BIGFILE = 4,
+};
+
+enum ChannelState
+{
+ CHANNELSTATE_0 = 0,
};
class CStreamingInfo
@@ -36,18 +41,62 @@ public:
uint32 m_position;
uint32 m_size;
-// bool GetCdPosnAndSize(uint32 *pos, uint32 *size);
-// void SetCdPosnAndSize(uint32 pos, uint32 size);
-// void AddToList(CStreamingInfo *link);
-// void RemoveFromList(void);
+ bool GetCdPosnAndSize(uint32 &posn, uint32 &size);
+ void SetCdPosnAndSize(uint32 posn, uint32 size);
+ void AddToList(CStreamingInfo *link);
+ void RemoveFromList(void);
+ uint32 GetCdSize(void) { return m_size; }
+};
+
+struct CStreamingChannel
+{
+ int32 modelIds[4];
+ int32 offsets[4];
+ int32 state;
+ int32 field24;
+ int32 position;
+ int32 size;
+ int32 field30;
+ int32 status; // from CdStream
};
+class CDirectory;
+
class CStreaming
{
public:
static bool &ms_disableStreaming;
+ static bool &ms_bLoadingBigModel;
static int32 &ms_numModelsRequested;
static CStreamingInfo *ms_aInfoForModel; //[NUMSTREAMINFO]
+ static CStreamingInfo &ms_startLoadedList;
+ static CStreamingInfo &ms_endLoadedList;
+ static CStreamingInfo &ms_startRequestedList;
+ static CStreamingInfo &ms_endRequestedList;
+ static int32 &ms_oldSectorX;
+ static int32 &ms_oldSectorY;
+ static uint32 &ms_streamingBufferSize;
+ static uint8 **ms_pStreamingBuffer; //[2]
+ static int32 &ms_memoryUsed;
+ static CStreamingChannel *ms_channel; //[2]
+ static int32 &ms_numVehiclesLoaded;
+ static int32 *ms_vehiclesLoaded; //[MAXVEHICLESLOADED]
+ static CDirectory *&ms_pExtraObjectsDir;
+ static int32 &ms_numPriorityRequests;
+ static bool &ms_hasLoadedLODs;
+ static int32 &ms_currentPedGrp;
+ static int32 ms_lastCullZone;
+ static uint16 &ms_loadedGangs;
+ static int32 ms_currentPedLoading;
+ static int32 *ms_imageOffsets; //[NUMCDIMAGES]
+ static int32 &ms_lastImageRead;
+ static int32 &ms_imageSize;
+ static int32 &ms_memoryAvailable;
+
+ static void Init(void);
+ static void Shutdown(void);
+ static void LoadCdDirectory(void);
+ static void LoadCdDirectory(const char *dirname, int n);
static void RemoveModel(int32 id);
static void RequestModel(int32 model, int32 flags);
diff --git a/src/config.h b/src/config.h
index 933aa53f..a8b8fe6b 100644
--- a/src/config.h
+++ b/src/config.h
@@ -1,7 +1,8 @@
#pragma once
enum Config {
- NUMCDIMAGES = 50, // was 12
+ NUMCDIMAGES = 12, // gta3.img duplicates (not used on PC)
+ MAX_CDIMAGES = 8, // additional cdimages
MODELINFOSIZE = 5500,
TXDSTORESIZE = 850,
@@ -14,6 +15,8 @@ enum Config {
VEHICLEMODELSIZE = 120,
TWODFXSIZE = 2000,
+ MAXVEHICLESLOADED = 50, // 70 on mobile
+
NUMOBJECTINFO = 168, // object.dat
// Pool sizes
diff --git a/src/entities/Building.cpp b/src/entities/Building.cpp
index ef236e89..9e56b3a2 100644
--- a/src/entities/Building.cpp
+++ b/src/entities/Building.cpp
@@ -18,7 +18,7 @@ CBuilding::ReplaceWithNewModel(int32 id)
if(bIsBIGBuilding)
if(m_level == LEVEL_NONE || m_level == CGame::currLevel)
- CStreaming::RequestModel(id, STREAM_DONT_REMOVE);
+ CStreaming::RequestModel(id, STREAMFLAGS_DONT_REMOVE);
}
STARTPATCHES
diff --git a/src/render/Renderer.cpp b/src/render/Renderer.cpp
index bd16922c..10001100 100644
--- a/src/render/Renderer.cpp
+++ b/src/render/Renderer.cpp
@@ -1009,7 +1009,7 @@ CRenderer::ScanSectorList_Priority(CPtrList *lists)
case VIS_STREAMME:
if(!CStreaming::ms_disableStreaming){
CStreaming::RequestModel(ent->GetModelIndex(), 0);
- if(CStreaming::ms_aInfoForModel[ent->GetModelIndex()].m_loadState != STREAM_LOADED)
+ if(CStreaming::ms_aInfoForModel[ent->GetModelIndex()].m_loadState != STREAMSTATE_LOADED)
m_loadingPriority = true;
}
break;
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-12 15:44:20 +0100